m = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
print(m)

p = m  # 思考p=m[:]
print(p)

# p=m[:]
# print(p)

print(id(m))
print(id(p))

p.append(11)
print(m)
print(p)
